PD | Optimized Tuning Package - IWI Jericho

Patriot Defense Jericho 941 Optimized Tuning Package – DA/SA & Single Action Conversion

Enhance your Jericho 941 pistol with the Patriot Defense Optimized Tuning Package. Available as Double/Single Action Tune or Single Action Only Tune, this service is performed in-house by gunsmiths with extensive experience working with Jericho firearms.

Your firearm is completely disassembled, inspected, hand-polished, and tuned for the best possible trigger performance. High-wear and critical areas receive a mirror polish, with special attention given to fire control components.

Key Features & Services:

• Complete disassembly and inspection

• Hand-polishing of high-wear areas and fire control components

• Installation of optimized springs including:

• Patriot Defense | Jericho 941 Optimized Firing Pin Spring
• ULTIMATE | Hammer Spring (Eric Grauffel) Pack (8lb, 10lb, 12lb, 13lb) (13lb installed)
• Patriot Defense | Jericho 941 Optimized Trigger Return Spring - Reduced Power
• Patriot Defense | Jericho 941 Optimized Sear Spring - Reduced Power
• Patriot Defense | 9mm Barrel Reaming (Hard Coating/Melonite/DLC)

• Test-fired for 100% reliability

Additional Options / Recommended Upgrades

We do not charge any additional fitting or labor for installing additional parts purchased while performing a tuning package to your pistol. These parts will be hand-polished and fit with precision into your pistol to optimize your firearm for its full potential.

Fire Control Group Recommendations:

• Patriot Defense | Sledge Hammer Heavy - Jericho 941, DA/SA , DLC-Black (Offered in different finishes and Heavy/Lite versions) / PD | Jericho 941 Slammer Hammer - DLC
• PD | IWI Jericho 941 Interrupter (PD-IWI-40)
• Patriot Defense | Jericho 941 - Recoil Spring
• Xtreme | Tanfoglio Firing Pin Safety Block Extended
• Xtreme | Tanfoglio Sear (1 Piece)

Firing Pin Recommendations:

• Patriot Defense | Jericho 941 Firing Pin - Extended (not compatible with 941R models)

Recoil Tuning Recommendations:

• PD | Jericho 941 - Recoil Spring

Extra Power Spring Recommendation:

• PD Jericho/CZ/Tanfoglio Extra Power Extractor Spring

Milling Recommendations(not included in tuning):

• Patriot Defense | IWI Jericho Optic Milling
• Patriot Defense | Jericho 941 Forward Slide Serrations - 180 Wrap
• Patriot Defense | Jericho 941 Factory Fresh Cut Serrations
• Patriot Defense | Jericho 941 - 3D Milling - EXO SKELETON
• PD | Jericho 941 El Compo Milling Service

Important User Instructions:

• After tuning, your firearm must be shot with match-grade ammunition. Primers should be set at a minimum of .005" below flush.

• This setup is unique; even factory guns from Glock, Beretta, Sig, Walther, etc., may not handle improperly loaded ammo reliably.

Shipping & Lead Time

• Lead Time: Contact us before checkout to confirm delivery. Typical turnaround is 6–8 weeks from receipt of your firearm.

• Shipping to Our Shop: Shipping your firearm to Patriot Defense is not included. USPS is not an option for firearms. Return shipping will be via FedEx, and additional fees may apply.

• Recommended Shipping: Use www.shipmygun.com for competitive rates; they provide a UPS firearm account for secure shipping. Our FFL is on file with them.

Items to Include with Your Shipment:

• Copy of your Driver’s License (required if you are already in possession of the firearm and shipping directly to our facility)

• Important: By law, firearms may only be shipped back to the address listed on your Driver’s License or FFL.

• Copy Shippers FFL (required if shipping via your FFL) – Note: We can only return the firearm to the licensed FFL if shipped this way

• Insurance: We recommend insuring your package. Insurance for return shipping can be purchased at checkout

• Invoice: Please include a copy of your invoice in your shipment.

By checking out, you agree to these terms.

 Gunsmithing Instructions